OK NEED a lesson on how to remove Calcium build up

Seen it on here just never paid much to it… Well now i have a job that has calcium build up.
my hot water would not touch it…i looked for search??

If u will ol buddies give me the scoop on how to do it…

Is that dryvit?

Doesn’t f9 have a calcium remover??

Yes, F9 Efflo.

It’s very popular, and is highly reviewed. Craig is a great guy and is always offering advice if anyone needs assistance with his products.

Any success using muratic acid for calcium. Seen a few videos using muratic acid and stiff brush.

stone

tireshark what is the NUMBER TO CALL… To order goes through the card info and order then ask me to join a mailing list. and will not take the code shown…

I did FIND IT AND CALLED THANKS for the information
So far they don’t answer the phone or call you back??

that craig is a smart, nice guy, I sent him that pic he told me what and how to do…
Tks

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If you could, keep us updated on what worked and how :+1:

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X2 please

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@Fatdaddy…old post but how does it work?

I called this guy Carl he told me how great this stuff was… How to mix it fine bought a gallon $40…
Not worth a CHIT I mean did not clear anything… i mixed it like he said and on the bottle… I sprayed it direct nothing, MABY i not doing something right anybody else may know… I got this all over my church on the back side… Fill me in if u know something I don’t